<template>
  <div class="main">
    <div class="top">
      <p class="toptitle">首页</p>
      <i class="iconfont icon-youjiantou"></i>
      <p class="lasttitle">首页</p>
    </div>
    <div class="table">
      <p class="list">数据统计</p>
      <div class="home">
        <div class="chart" ref="chart"></div>
      </div>
    </div>
  </div>
</template>

<script setup>
import * as echarts from 'echarts';
import { ref, onMounted, onBeforeUnmount } from 'vue';
import dayjs from 'dayjs';

// 获取dom
const chart = ref(null);
// echarts 实例对象
let myEchart = null;

const draw = () => {
  if (chart.value) {
    myEchart = echarts.init(chart.value);
    const option = {
      title: {
        text: 'Stacked Line'
      },
      tooltip: {
        trigger: 'axis'
      },
      legend: {
        data: ['Email', 'Union Ads', 'Video Ads', 'Direct', 'Search Engine']
      },
      grid: {
        left: '3%',
        right: '4%',
        bottom: '3%',
        containLabel: true
      },
      toolbox: {
        feature: {
          saveAsImage: {}
        }
      },
      xAxis: {
        type: 'category',
        boundaryGap: false,
        data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
      },
      yAxis: {
        type: 'value'
      },
      series: [
        {
          name: 'Email',
          type: 'line',
          stack: 'Total',
          data: [120, 132, 101, 134, 90, 230, 210]
        },
        {
          name: 'Union Ads',
          type: 'line',
          stack: 'Total',
          data: [220, 182, 191, 234, 290, 330, 310]
        },
        {
          name: 'Video Ads',
          type: 'line',
          stack: 'Total',
          data: [150, 232, 201, 154, 190, 330, 410]
        },
        {
          name: 'Direct',
          type: 'line',
          stack: 'Total',
          data: [320, 332, 301, 334, 390, 330, 320]
        },
        {
          name: 'Search Engine',
          type: 'line',
          stack: 'Total',
          color: '#000',
          data: [820, 932, 901, 934, 1290, 1330, 1320]
        }
      ]
    };
    myEchart.setOption(option);
  }
};

onMounted(() => {
  draw();
});

const handleResize = () => {
  if (myEchart) {
    myEchart.resize();
  }
};

window.addEventListener('resize', handleResize);

// 销毁页面 取消监听window事件
onBeforeUnmount(() => {
  window.removeEventListener('resize', handleResize);
});
</script>

<style scoped>
.main {
  width: 100%;
  height: auto; /* 修改为 auto 以适应内容 */
  background-color: #f0f0f0;
}

/* 中间 */
.table {
  margin: 20px;
  padding: 20px;
  border-radius: 5px;
  background-color: #fff;
  min-height: 600px;
}

.list {
  width: 100%;
  font-size: 20px;
  margin-bottom: 20px;
  padding-bottom: 10px;
}

/* 顶部面包屑 */
.toptitle {
  font-weight: bold;
}

.top {
  width: 100%;
  height: 50px;
  background-color: #ffffff;
  display: flex;
  align-items: center;
  font-size: 14px;
  padding-left: 20px;
}

.iconfont {
  font-size: 14px;
  color: #999999;
  margin: 0 5px;
}

.lasttitle {
  color: #999999;
}
</style>

<style scoped>
.avatar-uploader .avatar {
  width: 178px;
  height: 178px;
  display: block;
}

.home {
  width: 100%; /* 修改为 100% 以填满父容器 */
  height: 400px; /* 设置具体高度 */
}

.chart {
  width: 100%; /* 修改为 100% 以填满父容器 */
  height: 100%;
}
</style>